// -----------------------------------------------------------------------
// Eros Fratini - eros@recoding.it
// jqprint 0.3
//
// - 19/06/2009 - some new implementations, added Opera support
// - 11/05/2009 - first sketch
//
// Printing plug-in for jQuery, evolution of jPrintArea: http://plugins.jquery.com/project/jPrintArea
// requires jQuery 1.3.x
//
// Licensed under the MIT license: http://www.opensource.org/licenses/mit-license.php
//------------------------------------------------------------------------

(function($) {
    var opt;

    $.fn.jqprint = function (options) {
        opt = $.extend({}, $.fn.jqprint.defaults, options);

        var $element = (this instanceof jQuery) ? this : $(this);
        
        if (opt.operaSupport && $.browser.opera) 
        { 
            var tab = window.open('','jqPrint-preview');
            tab.document.open();

            var doc = tab.document;
        }
        else 
        {
            var $iframe = $('<iframe  />');
        
            if (!opt.debug) { $iframe.css({ position: 'absolute', width: '0px', height: '0px', left: '-600px', top: '-600px' }); }

            $iframe.appendTo('body');
            var doc = $iframe[0].contentWindow.document;
        }
        
        if (opt.importCSS)
        {
            if ($('link[media=print]').length > 0) 
            {
                $('link[media=print]').each( function() {
                    doc.write('<link type=\'text/css\' rel=\'stylesheet\' href=\'' + $(this).attr('href') + '\' media=\'print\' />');
                });
            }
            else 
            {
                $('link').each( function() {
                    doc.write('<link type=\'text/css\' rel=\'stylesheet\' href=\'' + $(this).attr('href') + '\' />');
                });
            }
        }
        
        if (opt.printContainer) { doc.write($element.outer()); }
        else { $element.each( function() { doc.write($(this).html()); }); }
        
        doc.close();
        
        (opt.operaSupport && $.browser.opera ? tab : $iframe[0].contentWindow).focus();
        setTimeout( function() { (opt.operaSupport && $.browser.opera ? tab : $iframe[0].contentWindow).print(); if (tab) { tab.close(); } }, 1000);
    }
    
    $.fn.jqprint.defaults = {
		debug: false,
		importCSS: true, 
		printContainer: true,
		operaSupport: true
	};

    // Thanks to 9__, found at http://users.livejournal.com/9__/380664.html
    jQuery.fn.outer = function() {
      return $($('<div></div>').html(this.clone())).html();
    } 
})(jQuery);